202110032142 has 40 divisors (see below), whose sum is σ = 452941305696. Its totient is φ = 67360323168.

The previous prime is 202110032129. The next prime is 202110032177. The reversal of 202110032142 is 241230011202.

It is a happy number.

202110032142 is a `hidden beast` number, since 202 + 1 + 100 + 321 + 42 = 666.

202110032142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1087938 + ... + 1260090.

Almost surely, 2^202110032142 is an apocalyptic number.

202110032142 is an abundant number, since it is smaller than the sum of its proper divisors (250831273554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202110032142 is a wasteful number, since it uses less digits than its factorization.

202110032142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179414 (or 179405 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 202110032142 its reverse (241230011202), we get a palindrome (443340043344).

The spelling of 202110032142 in words is "two hundred two billion, one hundred ten million, thirty-two thousand, one hundred forty-two".